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Searched refs:tick (Results 1 – 25 of 91) sorted by relevance

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/linux/sound/core/seq/
H A Dseq_timer.h28 struct snd_seq_timer_tick tick; /* current tick */ member
54 static inline void snd_seq_timer_update_tick(struct snd_seq_timer_tick *tick, in snd_seq_timer_update_tick() argument
57 if (tick->resolution > 0) { in snd_seq_timer_update_tick()
58 tick->fraction += resolution; in snd_seq_timer_update_tick()
59 tick->cur_tick += (unsigned int)(tick->fraction / tick->resolution); in snd_seq_timer_update_tick()
60 tick->fraction %= tick->resolution; in snd_seq_timer_update_tick()
H A Dseq_prioq.c91 return (snd_seq_compare_tick_time(&a->time.tick, &b->time.tick)); in compare_timestamp()
108 if (a->time.tick > b->time.tick) in compare_timestamp_rel()
110 else if (a->time.tick == b->time.tick) in compare_timestamp_rel()
202 return snd_seq_compare_tick_time(current_time, &ev->time.tick); in event_is_ready()
308 if (cell->event.time.tick) in prioq_match()
357 res = snd_seq_compare_tick_time(&ev->time.tick, &info->time.tick); in prioq_remove_match()
365 res = snd_seq_compare_tick_time(&ev->time.tick, &info->time.tick); in prioq_remove_match()
H A Dseq_timer.c27 tmr->tick.resolution = (tmr->tempo * tmr->tempo_base) / tmr->ppq; in snd_seq_timer_set_tick_resolution()
33 tmr->tick.resolution = (tmr->tempo / tmr->ppq) * tmr->tempo_base; in snd_seq_timer_set_tick_resolution()
34 tmr->tick.resolution += s; in snd_seq_timer_set_tick_resolution()
36 if (tmr->tick.resolution <= 0) in snd_seq_timer_set_tick_resolution()
37 tmr->tick.resolution = 1; in snd_seq_timer_set_tick_resolution()
38 snd_seq_timer_update_tick(&tmr->tick, 0); in snd_seq_timer_set_tick_resolution()
106 tmr->tick.cur_tick = 0; in seq_timer_reset()
107 tmr->tick.fraction = 0; in seq_timer_reset()
146 snd_seq_timer_update_tick(&tmr->tick, resolution); in snd_seq_timer_interrupt()
208 tmr->tick.cur_tick = position; in snd_seq_timer_set_position_tick()
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H A Dseq_queue.c302 cell->event.time.tick += q->timer->tick.cur_tick; in snd_seq_enqueue_event()
577 sev.time.tick = q->timer->tick.cur_tick; in queue_broadcast_event()
620 if (snd_seq_timer_set_position_tick(q->timer, ev->data.queue.param.time.tick) == 0) { in snd_seq_queue_process_event()
705 snd_iprintf(buffer, "current tick : %d\n", tmr->tick.cur_tick); in snd_seq_info_queues_read()
/linux/tools/testing/selftests/timers/
H A Dadjtick.c124 tx1.tick = tickval; in check_tick_adj()
140 if (tx1.offset || tx1.freq || tx1.tick != tickval) { in check_tick_adj()
167 long tick, max, interval, err; in main() local
185 for (tick = (systick - max); tick < (systick + max); tick += interval) { in main()
186 if (check_tick_adj(tick)) { in main()
199 tx1.tick = systick; in main()
H A Draw_skew.c136 tx1.freq != tx2.freq || tx1.tick != tx2.tick) { in main()
/linux/kernel/time/
H A DMakefile18 obj-$(CONFIG_GENERIC_CLOCKEVENTS) += clockevents.o tick-common.o
20 obj-y += tick-broadcast.o
21 obj-$(CONFIG_TICK_ONESHOT) += tick-broadcast-hrtimer.o
24 obj-$(CONFIG_TICK_ONESHOT) += tick-oneshot.o tick-sched.o
25 obj-$(CONFIG_LEGACY_TIMER_TICK) += tick-legacy.o
H A DKconfig63 The legacy timer tick helper is used by platforms that
89 # only related to the tick functionality. Oneshot clockevent devices
99 prompt "Timer tick handling"
105 This option keeps the tick running periodically at a constant
132 Adaptively try to shutdown the tick whenever possible, even when
H A Dtime.c305 txc->tick = tx32.tick; in get_old_timex32()
334 tx32.tick = txc->tick; in put_old_timex32()
/linux/arch/sparc/include/asm/
H A Dtimer_64.h47 unsigned int tick[GET_TICK_NINSTR]; member
56 unsigned long tick, tmp1, tmp2; in get_tick() local
92 : "=&r" (tick), "=&r" (tmp1), "=&r" (tmp2) in get_tick()
95 return tick; in get_tick()
H A Dhibernate.h16 unsigned long tick; member
/linux/drivers/net/wireless/ath/carl9170/
H A Dcmd.c173 unsigned int tick; in carl9170_collect_tally() local
181 tick = le32_to_cpu(tally.tick); in carl9170_collect_tally()
182 if (tick) { in carl9170_collect_tally()
183 ar->tally.active += le32_to_cpu(tally.active) / tick; in carl9170_collect_tally()
184 ar->tally.cca += le32_to_cpu(tally.cca) / tick; in carl9170_collect_tally()
185 ar->tally.tx_time += le32_to_cpu(tally.tx_time) / tick; in carl9170_collect_tally()
/linux/sound/firewire/motu/
H A Damdtp-motu.c314 unsigned int tick; in cache_event_offsets() local
316 tick = ((sph & CIP_SPH_CYCLE_MASK) >> CIP_SPH_CYCLE_SHIFT) * TICKS_PER_CYCLE + in cache_event_offsets()
319 if (tick < base_tick) in cache_event_offsets()
320 tick += TICKS_PER_SECOND; in cache_event_offsets()
321 event_offsets[cache_tail] = tick - base_tick; in cache_event_offsets()
383 unsigned int tick = (base_tick + event_offsets[cache_head]) % TICKS_PER_SECOND; in write_sph() local
384 u32 sph = ((tick / TICKS_PER_CYCLE) << CIP_SPH_CYCLE_SHIFT) | (tick % TICKS_PER_CYCLE); in write_sph()
/linux/Documentation/timers/
H A Dhighres.rst100 System-level global event devices are used for the Linux periodic tick. Per-CPU
107 - system global periodic tick (jiffies update)
132 utilize the high resolution and dynamic tick functionalities without any change
136 adding the dynamic tick specific calls to the idle routine (a total of 3 lines
186 Once a system has switched to high resolution mode, the periodic tick is
190 The periodic tick functionality is provided by an per-cpu hrtimer. The callback
193 based periodic tick is designed to be extended with dynamic tick functionality.
195 timer and periodic events (jiffies tick, profiling, process accounting) on UP
200 separated from the tick bound timer softirq to allow accurate delivery of high
211 Dynamic ticks are the logical consequence of the hrtimer based periodic tick
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H A Dno_hz.rst128 adaptive-tick CPUs: At least one non-adaptive-tick CPU must remain
130 calls like gettimeofday() returns accurate values on adaptive-tick CPUs.
144 Just as with dyntick-idle mode, the benefits of adaptive-tick mode do
156 3. POSIX CPU timers prevent CPUs from entering adaptive-tick mode.
162 all of them over time. Adaptive-tick mode may prevent this
165 entering adaptive-tick mode.
167 5. Scheduler statistics for adaptive-tick CPUs may be computed
168 slightly differently than those for non-adaptive-tick CPUs.
181 enter either dyntick-idle mode or adaptive-tick mode, the most
193 or adaptive-tick mode. That said, note that it is up to userspace to
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/linux/arch/mips/generic/
H A Dboard-sead3.c184 unsigned int freq, orig, tick = 0; in sead3_measure_hpt_freq() local
198 while (tick < 100) { in sead3_measure_hpt_freq()
203 tick++; in sead3_measure_hpt_freq()
/linux/include/uapi/linux/
H A Dtimex.h78 __kernel_long_t tick; /* (modified) usecs between clock ticks */ member
117 long long tick; /* (modified) usecs between clock ticks */ member
/linux/arch/loongarch/kvm/
H A Dtimer.c22 static inline u64 tick_to_ns(struct kvm_vcpu *vcpu, u64 tick) in tick_to_ns() argument
24 return div_u64(tick * MNSEC_PER_SEC, vcpu->arch.timer_mhz); in tick_to_ns()
/linux/drivers/md/
H A Ddm-cache-policy-internal.h84 if (p->tick) in policy_tick()
85 return p->tick(p, can_block); in policy_tick()
/linux/arch/sparc/power/
H A Dhibernate_asm.S29 rdpr %tick, %g2
113 wrpr %g2, %tick
/linux/arch/sparc/kernel/
H A Dtime_64.c810 instr = (tlb_type == spitfire) ? p->tick : p->stick; in get_tick_patch()
823 unsigned long freq, quotient, tick; in init_tick_ops() local
827 tick = ops->get_tick(); in init_tick_ops()
829 ops->offset = (tick * quotient) >> SPARC64_NSEC_PER_CYC_SHIFT; in init_tick_ops()
H A Dasm-offsets.c38 OFFSET(SC_REG_TICK, saved_context, tick); in sparc64_foo()
/linux/drivers/sbus/char/
H A Dbbc_envctrl.c169 static void analyze_ambient_temp(struct bbc_cpu_temperature *tp, unsigned long *last_warn, int tick) in analyze_ambient_temp() argument
202 } else if ((tick & (8 - 1)) == 0) { in analyze_ambient_temp()
224 static void analyze_cpu_temp(struct bbc_cpu_temperature *tp, unsigned long *last_warn, int tick) in analyze_cpu_temp() argument
257 } else if ((tick & (8 - 1)) == 0) { in analyze_cpu_temp()
/linux/drivers/memory/tegra/
H A Dmc.c391 unsigned long long tick; in tegra_mc_setup_latency_allowance() local
396 tick = (unsigned long long)mc->tick * clk_get_rate(mc->clk); in tegra_mc_setup_latency_allowance()
397 do_div(tick, NSEC_PER_SEC); in tegra_mc_setup_latency_allowance()
401 value |= MC_EMEM_ARB_CFG_CYCLES_PER_UPDATE(tick); in tegra_mc_setup_latency_allowance()
922 mc->tick = 30; in tegra_mc_probe()
/linux/Documentation/features/time/arch-tick-broadcast/
H A Darch-support.txt2 # Feature name: arch-tick-broadcast

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